52506440

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 142560000

約数和(自身を除く): 90053560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 89, 98, 140, 172, 178, 196, 215, 245, 280, 301, 343, 344, 356, 392, 430, 445, 490, 602, 623, 686, 712, 860, 890, 980, 1204, 1246, 1372, 1505, 1715, 1720, 1780, 1960, 2107, 2408, 2492, 2744, 3010, 3115, 3430, 3560, 3827, 4214, 4361, 4984, 6020, 6230, 6860, 7654, 8428, 8722, 10535, 12040, 12460, 13720, 14749, 15308, 16856, 17444, 19135, 21070, 21805, 24920, 26789, 29498, 30527, 30616, 34888, 38270, 42140, 43610, 53578, 58996, 61054, 73745, 76540, 84280, 87220, 107156, 117992, 122108, 133945, 147490, 152635, 153080, 174440, 187523, 214312, 244216, 267890, 294980, 305270, 375046, 535780, 589960, 610540, 750092, 937615, 1071560, 1221080, 1312661, 1500184, 1875230, 2625322, 3750460, 5250644, 6563305, 7500920, 10501288, 13126610, 26253220, 52506440]

約数ペア:

[(1, 52506440), (2, 26253220), (4, 13126610), (5, 10501288), (7, 7500920), (8, 6563305), (10, 5250644), (14, 3750460), (20, 2625322), (28, 1875230), (35, 1500184), (40, 1312661), (43, 1221080), (49, 1071560), (56, 937615), (70, 750092), (86, 610540), (89, 589960), (98, 535780), (140, 375046), (172, 305270), (178, 294980), (196, 267890), (215, 244216), (245, 214312), (280, 187523), (301, 174440), (343, 153080), (344, 152635), (356, 147490), (392, 133945), (430, 122108), (445, 117992), (490, 107156), (602, 87220), (623, 84280), (686, 76540), (712, 73745), (860, 61054), (890, 58996), (980, 53578), (1204, 43610), (1246, 42140), (1372, 38270), (1505, 34888), (1715, 30616), (1720, 30527), (1780, 29498), (1960, 26789), (2107, 24920), (2408, 21805), (2492, 21070), (2744, 19135), (3010, 17444), (3115, 16856), (3430, 15308), (3560, 14749), (3827, 13720), (4214, 12460), (4361, 12040), (4984, 10535), (6020, 8722), (6230, 8428), (6860, 7654)]